5238680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 12722400

約数和(自身を除く): 7483720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 113, 122, 152, 190, 226, 244, 305, 380, 452, 488, 565, 610, 760, 904, 1130, 1159, 1220, 2147, 2260, 2318, 2440, 4294, 4520, 4636, 5795, 6893, 8588, 9272, 10735, 11590, 13786, 17176, 21470, 23180, 27572, 34465, 42940, 46360, 55144, 68930, 85880, 130967, 137860, 261934, 275720, 523868, 654835, 1047736, 1309670, 2619340, 5238680]

約数ペア:

[(1, 5238680), (2, 2619340), (4, 1309670), (5, 1047736), (8, 654835), (10, 523868), (19, 275720), (20, 261934), (38, 137860), (40, 130967), (61, 85880), (76, 68930), (95, 55144), (113, 46360), (122, 42940), (152, 34465), (190, 27572), (226, 23180), (244, 21470), (305, 17176), (380, 13786), (452, 11590), (488, 10735), (565, 9272), (610, 8588), (760, 6893), (904, 5795), (1130, 4636), (1159, 4520), (1220, 4294), (2147, 2440), (2260, 2318)]